Home / 19,652.03-27,119.38-11,477.04

Finding the Fourth Proportional to 19,652.03, 27,119.38 and 11,477.04

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Solution

The fourth proportional to 19,652.03, 27,119.38 and 11,477.04 is: 15,838.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.03 : 27,119.38 = 11,477.04 : x
  2. Step 2: Convert to fraction form
    19,652.03/27,119.38 = 11,477.04/x
  3. Step 3: Cross multiply
    19,652.03x = 27,119.38 × 11,477.04
  4. Step 4: Simplify right side
    19,652.03x = 311,250,337.79
  5. Step 5: Solve for x
    x = 311,250,337.79/19,652.03
  6. Step 6: Final answer
    x = 15,838.07

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Half scale
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Double scale
Find fourth proportional to 19,653.03, 27,120.76 and 11,478.04
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.